<!--
To change this template, choose Tools | Templates
and open the template in the editor.
-->
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title></title>
    </head>
    <body>
        <script>
            function show(){
               x=document.getElementById('hanoi');
               document.write(x);
            }
        </script>
        <form action="" name="frm">
            <select name="tinh">
                <option value="hanoi" id="hanoi">Hà Nội</option>
                <option value="tphcm" id="hanoi">TPHCM</option>
            </select>
            <input type="text" name="show" onfocus="show()"/>
        </form>
    </body>
</html>
